Portable two-factor authentication device



FIG. 1 is a front perspective view of the first embodiment of the portable two-factor authentication device.

FIG. 2 is a rear perspective view of the first embodiment of the portable two-factor authentication device.

FIG. 3 is a front plane view of the first embodiment of the portable two-factor authentication device.

FIG. 4 is a back plane view of the first embodiment of the portable two-factor authentication device.

FIG. 5 is a left side view of the first embodiment of the portable two-factor authentication device.

FIG. 6 is a right side view of the first embodiment of the portable two-factor authentication device.

FIG. 7 is a top view of the first embodiment of the portable two-factor authentication device.

FIG. 8 is a bottom view of the first embodiment of the portable two-factor authentication device.

FIG. 9 is a front perspective view of the second embodiment of the portable two-factor authentication device.

FIG. 10 is a rear perspective view of the second embodiment of the portable two-factor authentication device.

FIG. 11 is a front plane view of the second embodiment of the portable two-factor authentication device.

FIG. 12 is a back plane view of the second embodiment of the portable two-factor authentication device.

FIG. 13 is a left side view of the second embodiment of the portable two-factor authentication device.

FIG. 14 is a right side view of the second embodiment of the portable two-factor authentication device.

FIG. 15 is a top view of the second embodiment of the portable two-factor authentication device; and,

FIG. 16 is a bottom view of the second embodiment of the portable two-factor authentication device.

The broken lines in the drawings showing portions of the portable two-factor authentication device are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a portable two-factor authentication device, as shown and described. 